html {
    overflow: hidden;
}

body {
    margin: 0;
}

#example-title {
    position: absolute;
    top: 10px;
    left: 10px;
    color: white;
    background-color: gray;
    padding: 0.5em;
    display: none;
}

#timer {
    position: absolute;
    bottom: 10px;
    left: 10px;
    color: white;
}

#github-ribbon {
    display: none;
}
